Open end wrench head



FIG. 1 is a front elevational view of an open end wrench head showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

The rear of the open end wrench head forms no part of the claimed design. 

The ornamental design for an open end wrench head, as shown and described. 